9999340271 has 8 divisors (see below), whose sum is σ = 10399621584. Its totient is φ = 9606683520.

The previous prime is 9999340249. The next prime is 9999340283. The reversal of 9999340271 is 1720439999.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9999340271 - 2¹⁸ = 9999078127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9999342271) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1903466 + ... + 1908711.

It is an arithmetic number, because the mean of its divisors is an integer number (1299952698).

Almost surely, 2^9999340271 is an apocalyptic number.

9999340271 is a deficient number, since it is larger than the sum of its proper divisors (400281313).

9999340271 is a wasteful number, since it uses less digits than its factorization.

9999340271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3812281.

The product of its (nonzero) digits is 1102248, while the sum is 53.

The square root of 9999340271 is about 99996.7013005929. The cubic root of 9999340271 is about 2154.3873108885.

The spelling of 9999340271 in words is "nine billion, nine hundred ninety-nine million, three hundred forty thousand, two hundred seventy-one".